/*
 * Copyright (C) 2012 Lightbox
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.lightbox.android.photoprocessing.utils;


import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import android.annotation.SuppressLint;
import android.app.ProgressDialog;
import android.graphics.Bitmap;
import android.graphics.Bitmap.CompressFormat;
import android.util.Log;


/** 
 * FileUtilss 
 * @author Nilesh Patel
 */
public class FileUtils {
	/** Used to tag logs */
	@SuppressWarnings("unused")
	private static final String TAG = "FileUtils";
	static ProgressDialog mProgressDialog;
	
	public static byte[] readFileToByteArray(File file) throws IOException {
		InputStream inputStream = null;
		try {
			inputStream = new FileInputStream(file);
			ByteArrayOutputStream output = new ByteArrayOutputStream();
			byte[] buffer = new byte[1024 * 4];
			int n = 0;
			while (-1 != (n = inputStream.read(buffer))) {
				output.write(buffer, 0, n);
			}
			return output.toByteArray();
		} finally {
			try {
				if (inputStream != null) {
					inputStream.close();
				}
			} catch (IOException e) {
				// Do nothing
			}
		}
	}
	
	@SuppressLint("SdCardPath")
	public static String savePhoto(Bitmap bitmap,String mpath,boolean iscache) {
		File saveFile;
		if(iscache){
			File file = new File(mpath);
			File saveDir = new File("/sdcard/photocache");
			saveDir.mkdir();
			saveFile = new File(saveDir, file.getName());
		}else{
			File saveDir = new File("/sdcard/DCIM/Camera");
			saveDir.mkdirs();
			saveFile = new File(saveDir, System.currentTimeMillis()+".jpg");
		}
		
		FileOutputStream fos = null;
		try {
			fos = new FileOutputStream(saveFile);
			bitmap.compress(CompressFormat.JPEG, 95, fos);
			return saveFile.getAbsolutePath();
		} catch (FileNotFoundException e) {
			Log.w(TAG, e);
		} finally {
			if (fos != null) {
				try {
					fos.flush();
					fos.close();
				} catch (IOException e) {
					// Do nothing
				}
			}
		}
		
		return "";
	}
	
}
